AYA | ELEGANT BUTTON-UP JUMPER DRESS
Free home delivery anywhere in Japan
30-day happiness guarantee
Secure checkout – Visa, Mastercard & Amex
Effortless Grace Meets Everyday Sophistication
Discover timeless elegance with this refined sweater dress, designed for women who value both comfort and poise. The button-up neckline and graceful silhouette create a look that’s effortlessly chic and endlessly versatile—perfect for workdays, weekend brunches, or quiet evenings out.

Why You’ll Love the ROSAMUNDINA Sweater Dress
✔ Refined Button Detail: Adds a subtle, feminine charm that elevates your everyday style.
✔ Flattering Silhouette: Smoothly follows your curves while ensuring freedom and comfort.
✔ Timeless Appeal: A wardrobe essential that transitions seamlessly from season to season.
✔ Versatile Design: Ideal for office wear, casual outings, or elegant dinners.
✔ Soft Luxe Feel: Crafted from a soft breathable blend for lasting comfort and grace.

Specifications
- Material: Soft breathable blend
- Dress Type: Button-up sweater dress
- Silhouette: Straight and elegant
- Neckline: Open button collar
- Style: Chic and timeless
Free home delivery
Free delivery to any address in Japan. Orders placed before 11:30 PM are shipped the next business day; average delivery time is 8 to 12 business days after processing. You'll receive a tracking link by email as soon as your order ships.
30-day happiness guarantee
Not completely happy? You have 30 days after delivery to request a return. Items must be unused and in their original packaging. See our Return Policy for the full details.
24/7 customer support
Our team is available 24 hours a day, 7 days a week. Email us at support@mitsuketatokyo.com – we usually reply within 12 to 24 hours.
TRUSTED BY THOUSANDS ACROSS JAPAN
Thousands of women across Japan already shop with us. Quality you can feel, timeless style you can wear every day, free home delivery and a 30-day happiness guarantee – that's why they keep coming back.
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Frequently asked questions
Can I return an item if it doesn't work out?
Yes. You have 30 days after delivery to request a return. Items must be unused and in their original packaging. Return shipping is paid by the customer unless the item arrived damaged or incorrect.
What payment methods do you accept?
We accept credit cards (Visa, Mastercard, American Express), Apple Pay and Google Pay. All payments are charged in Japanese yen (¥) and protected with SSL encryption.
How do I track my order?
As soon as your order ships you'll receive an email with a tracking link. You can also use our Track Your Order page.
How do I pick the right size?
Click "Size Chart" next to the size selector for the measurements in cm and the matching Japanese size (号). Our clothing follows European sizing, which is generally about one size larger than Japanese sizing (our S ≈ JP 9号, M ≈ JP 11号, L ≈ JP 13号). Between two sizes? Choose the larger size for the most comfortable fit.
How long does shipping take?
Orders are processed within 1 to 3 business days (order before 11:30 PM and we ship the next business day). Average delivery time is 8 to 12 business days after processing.
Is shipping free?
Yes – shipping is free on every order to Japan, with no minimum purchase.
How do I get in touch?
Email us at support@mitsuketatokyo.com or use our contact form. We reply within 12 to 24 hours, 7 days a week.